@misc{indiciae79d80f4b6441,
  title = {An introduction to the study of the Protozoa : with special reference to the parasitic forms — Illustration, BHL page 1159698},
  year = {1917},
  url = {https://www.biodiversitylibrary.org/page/1159698},
  note = {Source identifier: page-1159698}
}